Bicycle



FIG. 1 is a perspective view of the right side of a bicycle.

FIG. 2 is a front elevation view of the bicycle illustrated in FIG. 1.

FIG. 3 is a rear elevation view of the bicycle illustrated in FIG. 1.

FIG. 4 is an elevation view of the left side of the bicycle illustrated in FIG. 1.

FIG. 5 is an elevation view of the right side of the bicycle illustrated in FIG. 1.

FIG. 6 is a top view of the bicycle illustrated in FIG. 1; and,

FIG. 7 is a bottom view of the bicycle illustrated in FIG. 1.

The broken lines shown in the figures represent portions of the bicycle that form no part of the claimed design. 

I claim the ornamental design for a bicycle, as shown and described. 